How to evaluate the lifelong painter of China International Painting and Calligraphy Art Research Institute?

China International Painting and Calligraphy Research Institute is a non-political, non-religious and non-profit academic research institution and an international art organization established in People's Republic of China (PRC) according to law. It is composed of calligraphers, painters, famous artists and major art institutions at home and abroad with high artistic attainments of all ethnic groups. Tian Yingzhang, Wang Jianmin, Liu Shisen, etc. are all lifelong painters of China International Painting and Calligraphy Art Research Institute, and they are internationally renowned painting and calligraphy celebrities!